erythroblastosis

Also called eryth·roblasto·sis fe·tal·is[fi-tal-is]/fɪˈtæl ɪs/, erythroblasto·sis ne·o·na·to·rum[nee-uh-nuh-tawr-uh m, -tohr-]/ˌni ə nəˈtɔr əm, -ˈtoʊr-/. this condition in the fetus or newborn, usually caused by an Rh incompatibility between mother and baby.

erythroblastosis

noun

the abnormal presence of erythroblasts in the circulating blood

Also called: erythroblastosis fetalisan anaemic blood disease of a fetus or newborn child, characterized by erythroblasts in the circulating blood: caused by a blood incompatibility between mother and fetus